This was mentioned on TechnoTourist.ORG, but I don't think anyone posted it here:
http://kwur.wustl.edu/~bob/mp3/fuse/ I think these were broadcast by KWUR (St. Louis) but I'm not sure ... every once in a blue moon a voiceover comes in that makes it clear they were being broadcast, but I didn't catch the station i.d. ... - Greg